Acute effects of pursed lip breathing on dyspnea after 3 minutes step test in people with chronic obstructive pulmonary disease

Acute effects of pursed lip breathing on dyspnea after 3 minutes step test in people with chronic obstructive pulmonary disease - Pursed lip breathing after Step test trial

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000059183

Enrollment

Registered

2025-09-26

Start date

2025-10-01

Completion date

Unknown

Last updated

2026-09-14

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Chronic Obstructive Pulmonary Disease

Interventions

Pursed-lip breathing was performed for 3 minutes, beginning 1 minute before the step test, continuing during the test, and for 5 minutes after the test. No pursed lip breathing

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: - Subjects with a confirmed diagnosis of chronic obstructive pulmonary disease - Subjects with clinically stable disease - Subjects aged 40 years or older - Subjects who can provide informed consent to participate

Exclusion criteria

Exclusion criteria: - Subjects with comorbid conditions that make it difficult to climb stairs, such as musculoskeletal disorders or cognitive impairment. - Subjects with comorbid conditions that may cause respiratory distress, such as severe heart failure or lung cancer. - Subjects with an acute exacerbation within four weeks prior to the study.

Design outcomes

Primary

Measure	Time frame
dyspnea	—

Countries

Japan

Contacts

Public ContactTakako Tanaka

Nagasaki University Graduate School of Biomedical Sciences Department of Physical Therapy

tanakataka@nagasaki-u.ac.jp0958197919

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Sep 19, 2026